Chaffey, D., & Smith, P. R. (2018). Digital marketing excellence: Planning, optimizing and integrating online marketing (5.). Routledge.
Chicago-стиль цитированияChaffey, Dave, and P. R. Smith. Digital Marketing Excellence: Planning, Optimizing and Integrating Online Marketing. 5. London: Routledge, 2018.
MLA-цитированиеChaffey, Dave, and P. R. Smith. Digital Marketing Excellence: Planning, Optimizing and Integrating Online Marketing. 5. Routledge, 2018.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.